(19)

(11)

EP 3 724 296 A1

(12)

(43) Date of publication: 21.10.2020 Bulletin 2020/43 (21) Application number: 18814913.2 (22) Date of filing: 11.12.2018

(51) International Patent Classification (IPC):  C09K 11/02(2006.01) C09K 11/88(2006.01) (86) International application number: PCT/EP2018/084272 (87) International publication number: WO 2019/115489 (20.06.2019 Gazette 2019/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 14.12.2017 EP 17207524 (71) Applicant: Merck Patent GmbH 64293 Darmstadt (DE)	(72) Inventor: LIEBERMAN, Itai 63303 DREIEICH (DE)